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6FC5370-5AA40-0AA0

The 6FC5370-5AA40-0AA0 is a high-performance power supply unit (PSU) designed for Siemens SINUMERIK 840D/810D CNC systems. It provides stable and reliable DC power to the CNC control unit, drives, and peripherals, ensuring uninterrupted operation in precision machining applications such as milling, turning, and grinding.

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TEL：400-887-3214
Mail：jilineasyyi@outlook.com
Q Q：615739355
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Key Features
✔ High Efficiency (>90%) – Reduces energy consumption
✔ Wide Input Voltage Range – Supports global power grids
✔ Redundant Cooling System – Fan + convection cooling
✔ Overvoltage/Overcurrent Protection – Safeguards connected components
✔ Hot-Swappable (Optional) – For mission-critical applications

3. Technical Specifications
3.1 Electrical Parameters
Parameter Specification
Input Voltage 3-phase AC 380–480V (±10%), 50/60 Hz
Output Voltage 24V DC (±1%) regulated
Output Current 40A continuous (50A peak)
Power Rating 1000W (max)
Ripple Noise <100mV p-p
3.2 Protection & Monitoring
Short-Circuit Protection – Auto-recovery

Over-Temperature Shutdown – With status relay

LED Indicators – Power OK, fault, load sharing

PROFIBUS Feedback – Optional (for system integration)

3.3 Mechanical & Environmental
Dimensions (W×H×D): 200 × 130 × 60 mm

Weight: 3.0 kg

Cooling: Dual-ball bearing fan (40,000h MTBF)

Protection Class: IP20 (requires cabinet)

Operating Temperature: 0°C to +55°C

Humidity: 5–95% (non-condensing)

4. Compatibility
✔ SINUMERIK 840D/810D NCU units
✔ SIMODRIVE/SINAMICS drive systems
✔ ET 200 I/O modules (via 24V DC bus)

5. Typical Applications
✔ 5-Axis Machining Centers
✔ Large CNC Lathes
✔ Gear Cutting Machines
✔ Aerospace Part Manufacturing